VittSphere ONE Calculators Blog CA Prabhakar Kumar · FCA · ICAI 560762
Case lawConcepts › s.80AC: file by the due date, or the deduction goes

s.80AC: file by the due date, or the deduction goes

Our return was late. Does that by itself kill the deduction we claimed?

Our return was late. Does that by itself kill the deduction we claimed?

For the deductions in Part C of Chapter VI-A, yes. Since assessment year 2018-19 s.80AC denies the whole deduction unless the return is furnished on or before the due date in s.139(1). It catches s.80P, s.80-IA to s.80-IE, s.80JJAA, s.80QQB and s.80RRB among others; it does not touch s.80C, s.80D or the other Part B deductions.

This is an explainer, not a judgment. It states the law in our own words, which is exactly why it needs checking. Everything below was written from the sources listed at the foot of this page, and no chartered accountant has yet signed it off. Read the source before you rely on it in a reply or an appeal.

Section 80AC is a gate, not a computation rule. It says that where a deduction is admissible under the specified provisions, no deduction shall be allowed unless the assessee furnishes a return of income for the assessment year on or before the due date specified under sub-section (1) of section 139. There is no discretion in it and no proportionate relief - a return filed one day late loses the whole claim.

The section has two lives. As inserted by the Finance Act 2006 it covered only s.80-IA, s.80-IAB, s.80-IB, s.80-IC, s.80-ID and s.80-IE. The department's own reproduction of the section on incometaxindia.gov.in is still the pre-2018 snapshot in that form. The Finance Act 2018 substituted a new s.80AC which extends the condition to any deduction admissible under the heading 'C.-Deductions in respect of certain incomes' of Chapter VI-A - that is the whole block from s.80H to s.80RRB, and it expressly brings in s.80-IAC, s.80-IBA, s.80JJA, s.80JJAA, s.80LA, s.80P, s.80PA, s.80QQB and s.80RRB. The substituted section applies from assessment year 2018-19 onwards.

For a co-operative society this is the single commonest way s.80P is lost, and it is lost before anyone reaches the merits. Societies routinely file late because the statutory audit under the State co-operative societies Act has not been completed, and the ordinary answer - file a belated return under s.139(4) - does not work here, because s.139(4) is not s.139(1). A return filed in response to a s.148 notice does not help either. For assessment years before 2018-19 late filing did not affect s.80P at all, so an officer who applies s.80AC to an older year is applying the wrong version of the section.

What is left is condonation. Section 119(2)(b) lets the Board authorise the admission of a belated claim, and the Board has used it for exactly this problem. Circular 13/2023 dated 26 July 2023 authorises Chief Commissioners and Directors General to condone the delay in filing returns claiming s.80P for assessment years 2018-19 to 2022-23 where the delay was beyond the society's control - typically a delayed statutory audit - and Circular 14/2024 dated 30 October 2024 extends that to assessment year 2023-24 on the same conditions. Those circulars are already covered in this library's concept on s.80P(2)(d) interest from a co-operative bank.

One related trap worth separating out. Section 80AC bars the deduction; it does not by itself decide whether the income was eligible. Both questions get argued together and both have to be won. And note what s.80AC does not reach: s.80C, s.80CCD, s.80D, s.80DD, s.80E, s.80G, s.80TTA and s.80TTB sit under heading B or elsewhere and survive a belated return, subject to the separate point that most of them are unavailable under the default regime in s.115BAC.

Why it matters

A society or an eligible business that misses the s.139(1) date by a day has no argument left on the deduction, however good the claim was. That changes the priority order in a compliance calendar completely: for these assessees the filing date matters more than the audit report, more than the tax payment and more than the correctness of the computation. It also changes what an appeal is worth - once s.80AC has bitten, an appeal on the merits of the deduction is a waste of the fee, and the only live remedy is a condonation application.

What to do

Where people go wrong

Unsettled, or not pinned down. The department's own page carries only the pre-2018 text, so the substituted wording and the list of covered sections here rest on secondary sources rather than on a primary reproduction of the current section; that should be confirmed against the Finance Act 2018 text before the wording is quoted in an appeal. I did not find the equivalent provision in the Income-tax Act 2025, nor any circular extending the s.80P condonation relief beyond assessment year 2023-24. The entry also does not answer whether s.80AC applies where the return was filed on time but the claim was made for the first time in a revised return.

Authorities on these sections

Judgments in this library that turn on the same provisions.

Where this came from

Every page in this library links to what it was written from, so you can check it rather than take our word for it.